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User Manual Rev 0.0
Navi1600 Smart Bicycle Front Light


①Do Not Mix Batteries

②Do Not insert battery wrong side round

③Do Not insert battery wrong side round
Product Name: Navi1600 Smart Front Light
Dimension: L:112mm W:54mm H:34mm (See Fig.1)

Fig. 1
Navi1600 comes with a motion sensor and light sensor. The motion sensor allows the Navi1600 to detect if the bike is moving and turning on/off the light automatically.The integrated light sensor use to control the light power in Full-Auto Mode.
Operation Mode | Manual/Semi-Auto/Full-Auto |
Battery | 2x3350mAh rechargeable Lithium-ion battery |
Run Time | Low Beam or High Beam only(One LED) 17.2hrs@200Lm, 8.2hrs@370Lm, 5.8hrs@570lm, 3.6hrs@800Lm Low Beam And High Beam(Two LED) 8.6hrs@400Lm, 4.1hrs@740Lm, 2.9hrs@1140lm, 1.8hrs@1600Lm |
Weight | 238g |
Color | Black |
Waterproof | IPx6 |
Input | 5Vdc 2.1A(max) |
Output | 5Vdc 2.4A(max) |

Fig. 3
Refer to Fig. 3, The name of the LED indicators and buttons are defined as below:
①High beam/ Low beam indicator ②Battery State③High/Low Beam Control
④Auto Mode indicator⑤Power Button⑥USB Type A Output
⑦USB Type C Input/Output ⑧Rubber Seal ⑨Light Sensor

Button & Operation
Button | Operation | Function |
Power Button⑤ | Single Click | Change the output power or turn on the light |
Double Click | Switch between Auto mode and manual mode | |
Press down > 1s | Switch off * | |
High/Low Beam Button③ | Single Click | Switch Between High Beam and Low Beam |
Table. 2 Button and function
Note:*When operating in Full-Auto or Semi-Auto mode the light will be turn on again if motion is detected .
Operation mode
The Navi1600 supports three operation modes which can switch between them by double click the power button as show below:

Auto/Manual mode
In FullAuto or Semi-Auto Mode, the Navi1600 will automatically turning on/off if the following conditions are met:

Note:*Use the Power Button to turn on/off the light in “Manual mode”
** Indicator ④ in Fig. 3 will start to flash or turn on

Fig. 3
Charge the battery
When battery is running low, the battery indicators ② in Fig. 3 start flashing. To charge the battery, open the rubber seal ⑧ as in Fig. 3 and connect the USB cable to the USB Type C connector. Battery will be fully charge in about 2~3 hours. The four battery indicators ② will turn on solid when charge completed.
Portable Charger
The Navi1600 can acts as a portable Charger. The USB Type A(Fig.3⑥) and USB Type C(Fig.3⑦) terminals are able to deliver 5V 2.4A (max) in total.
Replace the battery
Remove the four screws from the back of Navi1600 as shown in Fig. 5 then the battery can be removed and replaced with full charged batteries.
Fig. 5
Handlebar mount:
As shown in Fig. 4, Mount the handlebar bracket ① to the handlebar and slide in the Navi1600 from the front ②.

Cycle Computer Mount (GoPro Adaptor)
Rotate the battery cartridge 180° and tighten the screws as Fig. 5.
As shown in Fig. 6, install the GoPro adaptor ① to a standard cycle computer bracket (with GoPro mount) and slide in the Navi1600 ② .

The product is covered by a one year warranty.