Features: 1. Full touch OLED screen 2. The screen is made of 4H tempered glass, high-definition and high-transparency, sensitive, impact resistant, not afraid of falling, and more durable 3. 18 measurement methods 4. 40m high precision laser 5. Built-in lithium battery, Type-C fast charge, it can test 4000 times per charge 6. Aluminum alloy shell 7. Small size, easy to carry Product specifications: 1. Material: aluminum alloy + tempered glass 2. Appearance process: fine polishing + matte sandblasting 3. Size: 95x26.5x13mm 4. Weight: 38g 5. Laser ranging error: +/-2mm 6. Battery capacity: 280mA/1.04Wh Packing list: Main body x 1 Charging cable x 1 Manual x 1Specification: Package Weight One Package Weight 0.08kgs / 0.19lb One Package Size 12cm * 6cm * 3cm / 4.72inch * 2.36inch * 1.18inch Qty per Carton 210 Carton Weight 17.80kgs / 39.24lb Carton Size 44cm * 38cm * 32cm / 17.32inch * 14.96inch * 12.6inch Loading Container 20GP: 498 cartons * 210 pcs = 104580 pcs 40HQ: 1157 cartons * 210 pcs = 242970 pcs