TM1637 LED Display Module For Arduino 7 Segment 4-Bits 0.36Inch Red Anode Digital Tube LED brightness adjustable with clock hour
SPECIFICATIONS
Brand Name: NONE
Choice: yes
High-concerned chemical: none
Origin: Mainland China
Features:
Using high quality materials, durable
Ultra-thin power display, 5 LED indicators, the display is more intuitive and more beautiful
With reverse connection function, even if the positive and negative connections are reversed, it will not burn
Wider range of use, lithium batteries, lead-acid batteries, lithium iron phosphate, electric vehicle batteries and electric equipment can be used
Specification:
Allowable error: ±2%;
4-stage power: 25% 50% 75% 100%
Working current: 15ma
Lead length: 15cm
Dimensions: 40x 15x 2.5mm
Net weight: 8g
Working temperature: -10℃~65℃
:1S Lithium Battery 3.7V Fully Charged 4.2V
:2S Lithium Battery 7.4V Fully Charged 8.4V
:3S Lithium Battery 11.1V Fully Charged 12.6V
:4S Lithium Battery 14.8V Fully Charged 16.8V
:5S Lithium Battery 18.5V Fully Charged 21V
:6S Lithium Battery Fully Charged 25.2V
:7S Lithium Battery Fully Charged 29.4V
Install:
Connect the positive and negative terminals of the display board to the positive and negative terminals of the battery under test, press the red button lightly with your finger, and the IED light will light up to display the real-time battery level
Release your finger, the LED light will turn off after a delay of 3-10 seconds, and it will not consume power at all when it is static.
With reverse connection function, even if the positive and negative connections are reversed, it will not burn, just adjust it
Lithium battery display battery parameters: (the following data are reference values, there will be a 2% error range, do not shoot if high accuracy is required)
Reminder:
:3.7V lithium battery uses 1 red power indicator and 4 green battery indicators (other voltage ranges are 1 red power indicator and 4 blue battery indicators)
:(Note: N is the number of battery cells)
:The first power indicator is red
:When the battery voltage is greater than N×3.3V, the second blue light is on
:When the battery voltage is greater than N×3.5V, the third blue light is on
:When the battery voltage is greater than N×3.7V, the fourth blue light is on
:When the battery voltage is greater than N×3.9V, the fifth blue light is on





- Standard Shipping: Standard Shipping (12–18 Business Days)
- Express Shipping: Expedited Shipping (5–9 Business Days)
- Free Shipping: Orders over $199 qualify automatically
- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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