Specifications:

• Battery Type: Lithium (Li-ion)
• Voltage Range: 3.7V per cell (supports 1S-8S configurations)
• Display Type: Digital LED
• Color: Red outline, green display blocks
• Operating Voltage: 3.3V – 4.2V per cell
• Application: Electric vehicles, power tools, battery packs

Package:

• 1 x Battery Capacity Indicator Module

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Description:

The 1S-8S Lithium Battery Capacity Indicator Module is a compact and easy-to-use battery level tester designed for lithium-ion (Li-ion) batteries. It displays the real-time battery charge status using a clear digital LED interface with a red outline and green display bars.

Simply connect the module's positive and negative terminals to your battery pack, and it will automatically detect and display the charge level. This battery tester is perfect for electric vehicles, e-bikes, power tools, DIY battery packs, and more.

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Display Battery Charge Levels:

• 1 Block: Battery voltage > N × 3.3V
• 2 Blocks: Battery voltage > N × 3.5V
• 3 Blocks: Battery voltage > N × 3.7V
• 4 Blocks: Battery voltage > N × 3.9V
• No Display: Battery voltage < N × 3.3V (Needs charging)
  (N = Number of lithium cells in series)

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FAQ:

Q1: How do I connect this battery indicator module?
A1: Connect the positive and negative terminals of the module to the battery’s positive and negative terminals, and it will display the battery charge level automatically.

Q2: Can I use this for a 12V battery?
A2: Yes, this module supports multiple lithium battery configurations (1S-8S). For a 12V Li-ion battery (3S pack), the charge levels will be calculated accordingly.

Q3: Does it work with LiFePO4 batteries?
A3: No, this is designed specifically for 3.7V lithium-ion batteries. LiFePO4 batteries have a different voltage range.

Q4: What happens when the battery is low?
A4: If the voltage drops below N × 3.3V, the display turns off, indicating that the battery needs charging.

Q5: Can this be used for an electric bike battery?
A5: Yes, it is suitable for e-bikes, power tools, and other lithium battery-powered devices.

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