LiitoKala Lithium Battery Pack 3.7V 5200mah 18650 Fishing LED Light Bluetooth Speaker 4.2V Emergency DIY Batteries + 2P Plug

LiitoKala Lithium Battery Pack 3.7V 5200mah 18650 Fishing LED Light Bluetooth Speaker 4.2V Emergency DIY Batteries + 2P Plug

Specification:

• Model: 3.7V 18650 lithium battery (also known as 4.2V)
• Nominal voltage: 3.7v
• Charge limit voltage: 4.2v
• 3.7v 5200mah battery pack + protection size: 19 * 37 * 69mm
• Rated voltage: 3.7-4.2v
• Nominal capacity: 5200mAh
• Sustainable electricity discharge current: constant current discharge maximum of 0.2 ° C: 1 ° C
• Working temperature: load: 0 ~ 45
• Discharge: -20 ~ 60
• Product size: 68 * 37 * 20MM
• Weight: 100g
• Applicable scope: all kinds of dynamic model,, electric tools, toys and so on ...
  

Advantage of using lithium electricity:

• 1. Small volume, light weight, large capacity, environmental protection, no memory effect.
• 2. It is the power supply for portable electronic devices, but the most delicate, lithium-ion batteries in use, please note the following points.
• Use of common-sense lithium electricity:
• 1. You should use a 4.2V Li-ion battery charging standard charger.
• 2. the prohibition of large discharge currents.
• 3. It is forbidden to discharge, single voltage battery should not be less than 2.5V.
• 4. It is strictly forbidden to disassemble, short circuit batteries, probably caused by a short circuit in the fire.
  

The battery pack is widely used in headlamp, miner's lamp, flashlight, searchlight, speakers (loudspeakers), wireless surveillance equipment, medical, instrumentation, traffic signs, portable small devices such as 3.7V power supply any utensils.

Note:

• Do not allow reverse charging, the battery should have exactly polarity connection, not vice versa.
• Do not allow short circuit, otherwise it will cause permanent damage.
• Batteries cannot be used under extreme conditions, such as: limit temperature, deep cycle, extreme overcharge and deep discharge.
• Store the battery in a cool, dry place. When a large number of batteries are stored or shipped, the battery must discharge first.
• Do not solder directly to the battery.
• If the battery has noise, high temperature, leakage and other abnormal circumstances, please stop immediately.
• Do not put on fire or try to disassemble, the battery may burn or produce harmful substances.
• Do not allow the old battery or half the battery with the new battery mixed use, otherwise it will produce over-discharge.
• Do not cut the case and remove the battery from the case.
• Do not allow the battery to be placed in the water.
• The battery should be charged before use.
• Charging method Press to charge with the appropriate charger.
• The battery should be sealed and used, should provide the appropriate ventilation device, otherwise the battery may produce hydrogen, in the case of a source of fire will cause an explosion.
• Do not try to disconnect or resist the battery pack and can cause the battery to cause heat, flush, spill alkaline electrolytes will damage the skin and eyes will also corrupt the clothes.
• Keep the battery away from the child and, if swallowed, contact your doctor immediately.
• When the battery is not in use, it should be removed from the device.
• When using new batteries for the first time or long-term use after storage, fully charge them before use.
• If the battery is hotter, do not touch until it cools down.
• When the battery is used, it is found that the power should be turned off when the power is reduced to avoid deep discharge.
• When you unplug the battery, you should hold the battery pack terminal and not hold the wire.
• After the battery is used, when the battery is hotter, before charging it can be in a place where there is no direct sunlight.

 The package includes:

• 1x battery