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: 43 ohms, 4h/d, to 0.9V, 32.8h;3.9 ohms, 1h/d, to 0.8V, 150.3min;10 ohms, 1h/d, to 0.9V, 6.9h;24 ohms, 15s/min, 8h/d, to 1.0V, 16.3h;1.8 ohms, 15s/min, 24h/d, to 0.9V, 169 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