This 3.7V 4000mAh Li-Polymer battery is a compatible replacement for Biolight 12-100-0021. Compare the number printed on your current battery, its voltage, chemistry, dimensions and connector before ordering.
Included: One replacement battery pack.
Current Estimated Delivery Date: 1-2 Weeks
Battery specifications
| Voltage | 3.7V |
| Capacity | 4000mAh |
| Chemistry | Li-Polymer |
| Energy | 14.8Wh |
| Dimensions | 59.00 x 38.60 x 14.00mm |
| Battery weight | 70g /2.47 oz |
Replacing your Biolight 12-100-0021 battery
Compare the connector shape, wire arrangement and polarity with your original battery. Check all listed specifications; a similar model name or matching voltage alone does not confirm a fit.
Compatible equipment models
Biolight BLT-203
Replacement battery numbers
Biolight 12-100-0021