General description This M12 Battery Plastic Case is designed for 12V and 10.8V Li-Ion battery packs. It is a component without a battery core, intended for users with experience in battery assembly and performance. This product allows for the repair and assembly of battery packs, accommodating up to 6 pieces of 18650 power Li-ion batteries. Please note that this is a plastic shell and PCB circuit board only; no batteries are included. Technical specifications Color: Black + Red Material: Plastic Measurement allowed error: +/- 1-3 cm Other information Package Contents: 1 x Li-ion Battery Case The PCB color and design may vary based on stock availability, but functionality and performance are guaranteed. Light reflection and different displays may cause color discrepancies between the item in the picture and the actual product.