EcoFlow EF DELTA User Manual page 5

9. Never use it again and contact support@ecoflow.com for further assistance. DO NOT heat the Delta in
an attempt to dry it out. Put out any fire using sand or a dry powder fire extinguisher.
10. DO NOT put the Delta in a microwave oven or in a pressurized container.
11. DO NOT place heavy objects on the Delta.
12. DO NOT reverse connect the positive and negative terminals of the DC Charging cable to any charging
source. Any abnormal charging of the battery based on this reverse polarity connection may cause
overheating, explosion, or fire, it will damage the Delta and will void the product warranty.
Charging the Delta:
1. Always use a EcoFlow approved charge cable. EcoFlow takes no responsibility if a battery is charged
using a non EcoFlow charge cable.
2. Never leave a battery unattended during charging. DO NOT charge a battery near fire, other heat
sources, or flammable materials or on flammable surfaces such as carpet or wood.
3. DO NOT charge a battery immediately after a long heavy load, because the battery's temperature may
be too high. DO NOT charge a battery until it cools down to near room temperature. The battery may be
unable to charge under a tempreature outside the range of 0 to 40℃. The ideal charging temperature
range is 22 to 28 ℃.
Storage and Maintenance:
1. Keep the Delta out of the reach of children and pets.
2. To ensure the Delta is ready when needed charge the battery for long-term storage.
3. Fully charge and discharge the battery at least once every 3 months to maintain battery health.
4. DO NOT leave a battery near heat sources such as a furnace or heater. DO NOT leave a battery inside of
a vehicle on hot days.
5. Keep the batteries dry. Never store that Delta in a wet location. It is essential that the internal batteries
are not exposed to water or other source of moisture.
6. DO NOT store the Delta for an extended period after fully discharging it. Doing so may over-discharge
the battery and cause irreparable battery cell damage. Doing this will void the warranty
7.Never store the Delta in environments below -20c or above 60c.
Delta Disposal:
1. The Delta contains a Lithium Ion battery pack. If the owner wishes to dispose of the Delta it is essential
that this be done only after a complete discharge. DO NOT place the Delta in your regular garbage bin.
Strictly follow your local regulations regarding the disposal and recycling of Lithium Ion batteries.
Travel Notice:
The Delta is not suitable for taking on an airline flight either as hand or checked luggage, as it contains a
Li-ion battery pack with a capacity above 160Wh, and therefore is prohibited from carriage by airline
regulations
3
power a free life