Buddex will do 12-15 calves per charge. Press the cold Buddex onto thehorn bud. No need even to clip the hair. Pressing down on the hornstarts the power. The ceramic NiCr wire element heats instantly to its700C operating temperature. At about 6 seconds the timer buzzer willsound to remove the Buddex. Total elapsed time about 20 seconds to debuda calf. If run for its full 12-15 calves ability, the Buddex will takeabout 15 hours (overnight) to recharge. If you wish to do larger numbersin a short time, we suggest you do 10 in the morning, recharge duringthe day, 10 in the afternoon and recharge fully overnight. Buddex issupplied complete with 240v recharger and 12v lighter plug recharger,and full instructions for use. Parts available.