SWELLPRO Spry+, User Manual

©2019 SwellPro All Rights Reserved 

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4. The battery can be used in temperatures ranging from 0°C to 40°C. Use of the battery in environments 

above 50°C can lead to a fire or explosion. Use of the battery below 0°C might lead to permanent damage.

5. Never disassemble or penetrate the batteries with sharp tools, otherwise, this may result in the battery 

catching fire, or even lead to an explosion.

6. Electrolytes in the battery are highly corrosive. If any electrolytes make contact with your skin or eyes, 

immediately wash the affected area with fresh running water for at least 15 minutes, and then see a doctor 
immediately.

7. If the battery falls into water, pick it up immediately and put it in a safe and open area. Maintain a safe 

distance from the battery until it is completely dry. Never use the battery again, and dispose of the battery 
properly as described in the Battery Disposal section below. 

8. Do not heat batteries. A battery fire can be extinguished using sand or a dry powder fire extinguisher.
9. Do not put batteries in a microwave oven or in a pressurized container.
10. Do not put any conductive cables or metal objects together with batteries, where they may short-circuit 

against each other.

11. Do not drop or strike batteries.
12. Do not continue to fly the drone after the low battery alarm has been activated; this will result in 

over-discharging the battery, and potentially could damage the battery cells. 

1. Always use a Swellpro approved charger to charge the battery of the drone. Swellpro takes no 

responsibility if the battery is charged using a non-Swellpro charger.

2. In order to avoid any potential accidents happening, please do not leave the battery charging unattended. 
3. Do not charge the battery near flammable materials, or on flammable surfaces, such as carpet or wood.

4. Do not charge battery immediately after flight, because the battery temperature may be too high. 

5. Disconnect the charger when not in use. Examine and maintain the charger regularly. 

1. Keep batteries out of the reach of children and pets.
2. Do not leave the battery near heat sources, such as a furnace, heater, or exposure to strong direct sunshine, 

for example: in cars.

3. The ideal storage temperature is 22°C ~ 28°C.
4. Keep the battery in a dry and ventilated environment.

 Battery Charging 

 Battery Storage and Transportation 

DO NOT continue to fly the drone after the low battery alarm has been 
activated, this will result in over-discharging the battery, and potentially could 
damage the battery cells. Battery damage caused by such operation is not 
covered by the warranty.