2. The arm shield grip is aluminum grip, height 65mm, width 120mm, the grip installed tilt is 6 °, ergonomic, easy to hold the left hand.

3. Arm shield light switch for implantation, built into the grip side, when the user’s left hand on the grip, the distance between the light switch and the left thumb is 20mm, easy for the user to one-handed manipulation; also has a charging hole, do not need to worry about the power problem.

4. The window breaker consists of a window breaker head holder and a window breaker head, the window breaker head holder is mounted on the back of the curved convex area on both sides of the notch at the upper end of the arm shield, which allows for quick loading and unloading of the window breaker head.