BSDDP A0322 Summer Half Helmet Lightweight Safety Helmet, BSDDP A0322 (Black), BSDDP A0322 (Blue), BSDDP A0322 (Red), BSDDP A0322 (Orange)1. Material: ABS 2. Applicable gender: both men and women 3. Applicable season: summer 4. Applicable scenarios: cycling, roller skating, etc. 5. Features: engineering plastic, anti drop and wear resistant, comfortable inside, breathable and not stuffy, safety buckle design, easy to wear 6. Weight: about 330g Specification: Package Weight One Package Weight 0. 40kgs 0. 89lb One Package Size 30cm * 25cm * 15cm 11. 81inch * 9. 84inch * 5. 91inch Qty per

Frequency range: 20Hz-2KHz

long time work

40HQ: 2699 cartons * 50 pcs = 134950 pcs

Typically includes a USB charging option

Accurate notch

Temperature: 1000 degrees Celsius ~ -20 / -4 ~ 1832 ± (3% + 5)

External Memory SD card up to 32GB (not included)

Power adaptor x1

your ultimate accessory for immersive and hands-free mobile photography and videography

sweat-wicking design

Model:10X42-5-01-1

identification of jade and gemstones