Specification: Size 181mmX86mmX 27mm (±2mm);  Main material Handle: nylon + glass fiber;  Break window head: tungsten steel;  Weight 285g±5g;     Features: Safety Hammer.  Vehicle safety is becoming more and more important. In crisis time, survival hammer = life hammer Nextool multi-functional survival hammer can quickly break the window, cut the rope to save yourself;  High strength tungsten steel hammer tip. Hardness >820HV;  Selected tungsten steel hammer tip, reliable breaking ability. Combined with the classic hammer shape, and the simplest action of "smashing" is initiated without wasting escape time;     Built-in rope cutter: Safety belt cutter, sharp and efficient, easy cut the failure belt. The inner edge deep blade is designed to prevent wrong touch and has enough protection around it to prevent finger injury even in emergency.     Double source side light lamp. Both lighting & warnings: Red and white double light source design. Switch the light mode with one key, and choose 4 modes (white light highlight/low light, red normal light/slow flash) as required. White light emergency lighting, slow flashing red light safety warning. Magnetic suction fixed: The top with a strong magnet, vertical and inverted, magnetic absorption does not slip and drop. Flexible moving and fixed point to meet your multi-angle lighting needs. USB charging. Emergency mobile power: Emergency to ensure the normal operation of mobile phone, it can always can supply power to mobile phone at the critical moment. Electric quantity display lamp;  Visual electricity reminder;     Tips for proper use of survival hammers: 1. Suggestions on the location of survival hammer;  Keep it within the reach of the driver, such as the main door storage  compartments, copilot's glove box, and the armrest box storage. You can get it quickly and operated in a timely manner, even in chaotic or frightening situations;  2. Suggestions on survival hammer broken window location;  Knock the edge corner of glass all round, automobile glass is a kind of high strengthening rigid glass, resist striking sex is strong, the middle part of glass is more firm, and the edge horn is more fragile;     Package Included: 1x Multi Function Life-saving Hammer