Fashionable design and beautiful appearance
- Professional technology
- With two LED lamps
- With automatic voltage booster, which can change the voltage of two AAA batteries from 3V to 4.5V and give enough light.
- The efficiency of LED lamp is over 10 times of ordinary peanut bulb, so it has the functions of environmental protection and energy saving.
- The multiples of lens have four selections: 1.2X, 1.8X, 2.5X and 3.5X
- The multiple is shown on the right upper corner of lens.
- Select a suitable multiple in accordance with the distance to an object.
- The suitable multiples in accordance with the distances to objects are shown in the following:
– 1.2X: 520 ~ 620 mm
– 1.8X: 230 ~ 320 mm
– 2.5X: 150 ~ 250 mm
– 3.5X: 80 ~ 120 mm
- Head-band adjustment:
– First to press the buckle marked ” open ” on the band, then you may release the band and adjust required head size.
– If you want it tight, just pull the end with hole outside.
– After tightening, just fix it by pressing the buckle aiming at the hole on band.
– There is no standard to say tight or loose. It depends on the user’s feeling by comfortable principle.
- Battery: 2 No.7 batteries
- Peanut bulb: 2.2V / 0.25A collecting peanut bulb
- Color: Black
- Approved: CE / FCC