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8V 35V To 5V 8A Power Supply Step-down Module 4 Port Hub USB Charger Module For Android Mobile Phone Car Charger

4.4

★★★★★

$4.99 /$6.09

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$2.50 /$6.09

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Kadi ya Mkopo au Debiti

Malipo Salama Yanahakikishiwa

Zawadi ya Bure

Zawadi ya bure kwa kila ununuzi

Sera ya Usafirishaji

Usafirishaji wa kawaida bila malipo kwa maagizo zaidi ya $9.9

Sera ya Kurudisha

Rudisha bidhaa zitakubaliwa ndani ya siku 40 tangu tarehe ya kupokea bidhaa. Bidhaa zilizobuniwa haziwezi kurudishwa au kubadilishwa. Bidhaa zilizonunuliwa na kadi ya zawadi ya elektroniki zinaweza kubadilishwa tu; rudi pesa haifai.

Zawadi ya Bure

Karibu Roymall, tovuti yako ya kitaalamu ya kununua zawadi za hifadhi ya duka. Tunathamini na kushukuru msaada wako, na tunataka kuonyesha shukrani yetu kwa kuongeza kipengele cha msisimko wa ziada kwa ununuzi wako. Unaponunua nasi, sio tu utapata bidhaa za hali ya juu zinazoboresha maisha yako, lakini utapata pia zawadi ya bure ya kipekee kwa kila agizo lako. Tayari kuchunguza mkusanyiko wetu na kupata zawadi zako kamili? Chunguza uteuzi wetu wa bidhaa za hifadhi ya duka, weka agizo lako na subiri msisimko wa zawadi yako ya bure kufika pamoja na ununuzi wako.

Sera ya Usafirishaji

Tutafanya kazi kwa bidii kukufikishia bidhaa baada ya kupokea maagizo yako na kuhakikisha zinafika salama. Maelezo ya uwasilishaji yatakuwemo kwenye barua pepe yako ya uthibitisho.Kwa hali ya kawaida, maagizo huchakatwa ndani ya siku 2. Katika hali maalum, yanaweza kucheleweshwa kama ifuatavyo: Unapoagiza Jumamosi, Jumapili au siku za likizo, itacheleweshwa kwa siku 2.Kwa kawaida, inahitaji siku 5-7 za kazi (Jumatatu hadi Ijumaa) bila kuathiriwa na ucheleweshaji wa ndege au mazingira mengine.Kwa sababu huduma yetu ya usafirishaji ni kimataifa, muda wa uwasilishaji utategemea eneo lako, kwa hivyo inaweza kuchukua muda na tafadhali subiri kwa subira ikiwa uko katika wilaya au nchi za mbali.

1. Sera ya Kurudisha na Kubadilisha

Tunakubali tu bidhaa zilizonunuliwa kutoka roymall.com. Ikiwa unanunua kutoka kwa wasambazaji wetu wa ndani au wauzaji wengine, huwezi kuzirudisha kwetu. Bidhaa za mauzo ya mwisho au zawadi za bure hazikubaliki kwa kurudisha.Ili kuwa na haki ya kurudisha, bidhaa yako lazima isitumike na iwe katika hali ileile uliyoipeleka. Pia lazima iwe kwenye pakiti ya asili.Baada ya kupokea maagizo ya kurudisha kutoka kwetu, tafadhali pakiti bidhaa zako zilizorudishwa na kuacha kifurushi chako kwenye ofisi ya posta ya ndani au mtoa huduma mwingine wa usafirishaji.
Tutachakata bidhaa yako ya kurudisha au kubadilisha ndani ya siku 3-5 za kazi baada ya kuipokea. Rudi pesa itachakatwa na kuwekwa kiotomatiki kwenye njia yako ya awali ya malipo.Hakuna kurudisha au kubadilisha kunaweza kukubaliwa ikiwa bidhaa ilitengenezwa kwa maagizo maalum, ikiwa ni pamoja na saizi maalum, rangi maalum au uchapishaji maalum.Ikiwa unahitaji msaada zaidi, tafadhali wasiliana nasi. service@roymall.com au Whatsapp: +8619359849471

2. Sera ya Kurudisha Pesa

Utapata rudi pesa kamili au stoo 100% ya stoo baada ya kupokea na kukagua kifurushi kilichorudishwa. Rudi pesa itachakatwa kiotomatiki kwenye njia yako ya awali ya malipo.Tafadhali kumbuka kuwa gharama za usafirishaji na ushuru wowote au ada hazirudishiwi. Gharama za ziada za usafirishaji hazirudishiwi mara tu kifurushi kimetumwa. Wewe ndiye mwenye jukumu la kulipa ada hizi na hatuwezi kuziacha au kuzirudisha, hata kama agizo litarudishwa kwetu.Mara tu tutakapopokea na kuthibitisha bidhaa yako iliyorudishwa, tutakutumia barua pepe kukujulisha kuwa tumepokea bidhaa yako. Pia tutakujulisha kuhusu uthibitisho au kukataliwa kwa rudi pesa yako.Ikiwa una shida yoyote kuhusu mchakato wa kurudisha pesa, tafadhali wasiliana nasi. service@roymall.com au Whatsapp: +8619359849471

Specifications:

Input Voltage: DC 8-35V

Input Current: 5.5A

Output Voltage: 5.2V

Output Current: Total Maximum 8A, Single USB Port up to 2A

Dynamic Response Speed: 300u00b5s (load flow change 5%)

Conversion Efficiency: Up to 95% (12V to 5.2V 3.5A)

Load Regulation Rate: 0.2-0.3% (10%-50% load at 12V input)

Ripple & Noise: 120mVP-P (20MHz bandwidth 12V to 5.2V 3A)

Switching Frequency: 100KHz

No-load Current: 18mA (at 12V input)

Wiring Method: Terminal block DC seat

Fixed Mode: M31 M22

Net Weight: Approximately 36 grams

Physical Dimensions: 54 x 39 x 21 mm (including USB port)

Pin Mode: VIN+ (input positive), GND (common ground), OUT+ (output positive)

Features:

1. Advanced Charging Management: Equipped with 4 independent dedicated charging management IC, this module supports a variety of mobile phones for maximum current charging. It ensures fast charging, safety, and reliability, making it ideal for high-demand scenarios.

2. Wide Compatibility: The charging identification IC is compatible with the entire range of Apple and Android products, allowing most mobile phones to achieve the fastest charging speed. It offers versatile charging options, catering to different device requirements seamlessly.

3. High Output Efficiency: This module supports up to 4 USB channels with each port providing up to 2A current. The total output current can reach up to 8A, ensuring rapid charging for multiple devices simultaneously. Its synchronous rectification scheme significantly reduces heat generation, improving overall efficiency to up to 96%.

4. Robust Protection Features: The input adopts MOS tube reverse connection protection to maximize conversion efficiency and reduce loss. Additionally, the output features over-voltage protection, ensuring the safety and longevity of the connected devices.

5. Versatile Input Voltage Range: The module supports an ultra-wide input voltage range of 8-35V, making it compatible with 12V and 24V car systems. This flexibility allows for easy integration into various power setups, enhancing its usability in diverse applications.

Package Included:

1 x 8V 35V To 5V 8A Power Supply Step-down Module

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