Suitable for outdoor work; a car charger and a AC charger are available. The safe and durable nickel-metal hydride batteries own the large capacity power. Battery can be discharged and recharged alternately over 500 times. The fully charged dehorner allows the maximum usages up to 120 times. The maximum temperature of heated head could up to 900? Rapidly in 4 seconds. The dehorner can precisely control working condition of heating coil by adopting microprocessor. It can ensure safety of animals and dehorn successfully, and it also can control charging and battery power window strictly to avoid overcharge and discharge. The maximum temperature of heated head could up to 900. Rapidly in 4 seconds. Digital tube displays working time and the usable battery power. In order to protect the batteries and extend the lifespan of batteries, please disconnect dehorner for 2 minutes intervals between two operations. Case Material: Isolated heat-resistant rigid engineering plastic. Heating Part Material: Alloy steel, heat-resistant ceramic. Working Current: 58A(former 4S); 28A(later 4S). Heated Head Temperature: 900. Weight: 2000g / 70.5oz approx. 1, Please kindly make a note if you need any plug adapter. 2, The product shall be charged before using. It shall be charged for 18 hours for the first 3 times to ensure the of battery. It will maximum capacity once it is cycle used for 10 times. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. We will reply your message within 48 hours. If you do not receive our reply within 48 hours, pls. Post a message again because sometimes our message system may block some emails. If you are satisfied with our service, pls. Our aim is to provide Level Customer Service, your recognition will encourage us greatly and serve you better. We strive to keep all our customers satisfy. We will do our up most to exceed your expectations in customer service, communication and dispatching of your orders.