No.
Component
Compartment
Diopter
16
Adjustment Ring
17
Type-C Interface
18
Attachment Point
2. Install Battery (Page 2 – B)
Steps
1. Rotate the battery compartment cover counterclockwise to loosen it.
2. Take out the detachable battery compartment, and install the batteries
as the positive and negative marks indicate.
3. Install the battery compartment back, and rotate the battery
compartment cover clockwise to lock it.
Notes:
Take the battery away if you do not use the device for a long time.
Charge the batteries with the supplied battery charger for more than
4 hours before first use.
The battery type is 18650 with the protection board, and the battery
size should be within 19 mm × 70 mm. The rated voltage and capacity
are 3.6 VDC/3.2 Ah.
3. Mount Neck Strap (Page 3 – C)
Steps:
1. Thread one end of the neck strap through two neck strap attachment
points (There are for attachment points on the device. You can select two
of them as needed).
2. Thread the neck strap through the neck strap loop.
3. Thread neck strap through the neck strap buckle, as is shown in the
picture.
4. Fasten the neck strap, and adjust the length as needed.
Function
detached, and you can install batteries
in it.
Adjust the dioptric correction.
Connect to power supply and transmit
data.
Mount neck or hand strap.
6