1. Stepless dimming of the COB ( the "+/－" in the backside to dim) 2. Magnetic and equipped with a hook (convenient in outdoor and vehicle repairing) 3. Foldable and angle-adjustable (270° Max.) 4. 5V 1A micro-USB input (rechargeable) 5. 5V 1A USB output (can be used as a power bank to charge your electronic devices) LED power display in the backside (5 green indicator means 20- ) +PC+Aluminum Alloy material (feel good and efficient heat dissipation) Lighting mode:back pressing switch 1) Short or long to weaken the light 2) Short to switch to LED or COB 3) Short or long to strengthen the light Product Size:150x48x39mm/5.90x1.88x1.54in (Folding) / 275x48x39mm/10.83x1.88x1.54in (Expending) Weight:200g Power By:3.7V 2000mAh 18650 Li-ion Battery Light Beads:2Pcs 3W LED + 1Pc 5W COB Charging Time: . 4h (per battery) Operating Time: 4-4.5h (LED only), 3-3.5h (COB only) (per battery) Color:As Shown Material:PC + + Aluminum Package Contents: 1 * Foldable Portable Work Inspection Light Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.