Features Versatile Compatibility: Designed to securely fit a variety of chainsaws, ensuring stable and reliable performance during your milling projects Adjustable Clamping Range: Easily accommodates 2in x 6in wooden boards, enhancing efficiency with a convenient wrench for quick disassembly and assembly Durable Steel Construction: Crafted from high-quality steel, this attachment withstands heavy use and wear, providing long-lasting reliability for all your timber cutting needs Precision Cutting Capability: Effortlessly sharpen the guide plate to cut through cedar, walnut, and oak, making it an essential tool for professional lumberjacks Compact and User-Friendly: The mini size allows for easy Features: 1、High？precision voltage detection circuit, exquisite workmanship for maximum durability. 2、With anti？overcharge, anti？over？discharge, anti？over？current, anti？short circuit protection functions. 3、The MOS tube can control the charging and discharging of the battery, and the standby current consumption is low. 4、Fit for electric drills with starting current below 80A. With balance charging function. 5、Suitable for lithium batteries with a nominal voltage of 3.7V and a full voltage of 4.2V (Including 18650, 26650, Li？Polymer, no size limit). Specification: Item Type: Lithium Battery Protection Board Material: PCB Balance Function: Yes Wiring Mode: Same Port Cell: LiNiCoMnO2 25.2V Main Circuit Conduction Internal Resistance: ≤20MΩ Application: Suitable for electric drills with starting current below 80A Suitable for lithium batteries with a nominal voltage of 3.7V and a full voltage of 4.2V (Including 18650, 26650, Li？Polymer, no size limit) Package List: 1 x Lithium Battery Protection Board Package List 1 x Lithium Battery Protection Board