Relay Module Circuit 2 Channels 5V/3V ESP32/ESP8266 18650 Lithium Battery Expansion Board

Relay Module Circuit 2 Channels 5V/3V ESP32/ESP8266 18650 Lithium Battery Expansion Board

Name: Relay Module Circuit 2 Channels 5V/3V ESP32/ESP8266 18650 Lithium Battery Expansion Board
Brand: Elecbee
SKU: EB-900-0040
Price: 13.42 USD
Availability: InStock
Rating: 110 / 23 (23 reviews)

$13.42

SKU: EB-900-0040

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Relay Module Circuit 2 Channels 5V/3V ESP32/ESP8266 18650 Lithium Battery Expansion Board

EB-900-0040

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Specification

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Installation method

PCB Mount

Description

Module Parameters:

This module is a portable power bank, supports two voltage outputs of 3V / 1A and 5V / 2.2A;
The rated current of the 5V voltage output is 2.2A, and the maximum current is 3A. The current output depends on the quality of the 18650 battery;
MICRO USB charging current 600mA-800mA, supports up to two 18650 batteries;
When the switch is turned to NOMAL, the current output is less than 30ma, it will automatically stop in about 10 seconds and switch to standby mode;
When it is toggled to HOLD, no matter what the situation, it will remain on until the battery is dead (the 2512 resistor on the back will heat up);

Reviews (23)
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Q & A

: Where is the origin of Elecbee products? Are they certificated?

2023-03-03

Answer:

Elecbee has long-term cooperation agreements with the OEM factories in China. So that we are able to reduce the intermediate channel cost, and help you save money. Our products are all made strictly according to the relative global standard, to ensure the products have good compatibility and excellent quality.

2023-03-03

: What forms of payment do you accept?

2023-03-03

Answer:

Our main payment methods include Paypal, Credit Cards, Debit Cards, Bank Transfer, and more to discover. Please choose the payment methods in your favor.

2023-03-03

: When will you arrange shipment?

2023-03-03

Answer:

After confirming receipt of your payment. We will arrange the delivery as soon as possible and upload the courier number to the website for you to track.

2023-03-03

: How to exchange or return?

2023-03-03

Answer:

1. You can apply to return within 30 days after receipt of the goods. Please make sure the outside package is intact, and the product is in its original condition. We will arrange your refund according to the relevant provisions once the package is received.

2. Return process: You Apply for a Return - Approve the Return - Arrange a Return - Receive the Products and make Inspection - We arrange a Refund;

3. We will bear the freight charges for returns caused by us, for instance, the quality problem. As to returns caused by the buyer, the buyer should be responsible for the shipping fee.

2023-03-03