Features:  1. LED working light.  2. Pure copper core motor, strong power.  3. Ergonomic design, suitable for high-intensity work.  4. Multiple holes for heat dissipation and rapid cooling. Prevent overload and ensure long service life, durability and reliability.  5. Easy Operation: Press the switch to finish riveting. Release the switch and the rivet will exit automatically.     Specifications:  Name: Cordless Electric Rivet Gun;  Pull Force: 10000 N;  Compatible Battery Type: for 21 V Battery(Not Included);  Applicable Rivet Specifications: 2.4-4.8 mm.     Package Included:  - Pattern 1:  1 * Cordless Electric Rivet Gun;  1 * instructions;  1 * charger;  1 * wrench;  2 * lithium battery.  - Pattern 2:  1 * Cordless Electric Rivet Gun;  1 * instructions;  1 * charger;  1 * wrench;  1 * lithium battery.  - Pattern 3:  1 * Cordless Electric Rivet Gun;  1 * instructions;  1 * charger;  1 * wrench.