Features: Silicone Case for Power Supply Adapter Case 27,650mAh 250W battery protector . Featuring a dedicated 1/4inch nut hole for seamlessly camera tripods integration. This protective cover boasts a thickened 2mm for shock absorption, ensuring your powering remaining safeguarded against drop and impacts. For durability and convenience for their portable charging needs. Not just a protective layer; the case's reserved slots for memory cards add level of functionality, making it a must accessory for user. Specifications: Silicone about 166x62x67mm/6.53x2.44x2.64in Color: Black/ Gray Component：Silicone For 250W Powering Supply Sleeve Package Includes: 1PC Silicone Sleeve note: Please allow 0-1cm error due to manual measurement. please make sure do not mind before bid. Due to difference between different monitors, the picture may not reflect the actual color.