Features:1) PVC jacket, with metal top and bottom2) Mercury, cadmium and lead free3) Aluminum jacket and metal jacket available4) Perfect leakage proof5) OEM availableDuration:5.1 ohms, 4min/h, 8h/d, to 0.9V, 93.4min;10 ohms, 1h/d, to 0.9V, 2.85h;75 ohms, 4h/d, to 0.9V, 26.4h;24 ohms, 15s/min, 8h/d, to 1.0V, 7.94h;3.6 ohms, 15s/min, 24h/d, to 0.9V, 206 pulse;Inner packing: 48pcs/inner box Outer packing:864pcs/master carton producing area:China payment:T/T, L/C supplying capacity:10,000,000pcs/month