Can it effectively reduce humidity in larger spaces?

The E-500 covers up to 500 cubic feet (63 sq ft) per unit. For larger spaces, we recommend the Eva-Dry EDV-2400, which covers up to 2,400 cubic feet with a built-in humidistat.

Why do the indicator beads turn black or fail to change color?

This is caused by exceeding the 16–18 hour renewal cycle. Over-charging permanently breaks down the indicator dye. The silica gel inside remains effective but the color indicator may no longer be reliable. Always set a timer when renewing.

Is it normal for the unit to become very hot during renewal?

Yes — the internal heating element gets warm to hot during renewal. This is normal. Plug into a power strip, not directly into a wall outlet. Place on a heat-resistant surface in a well-ventilated area for the full 16–18 hour cycle.

What should I do if beads don't change after renewal?

Unplug and cool to room temperature. Shake gently to redistribute the beads, then run a second full renewal cycle. Do not leave unit plugged in beyond recommended cycle time.

Does cold weather affect performance?

The E-500 works in cold or dry climates, renewal cycles may take longer as less moisture is available in the air. Allow a full 18-hour renewal cycle before redeploying in cold environments.

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E-500 Renewable Silica Gel Dehumidifier, 2-Pack, No Batteries

Product ID: 435881853

Details

Brand
Eva-Dry
Capacity
8 ounces
Color
White
Floor Area
63 square_feet
Included Components
User Manual
Number of Speeds
1

📏Covers up to 500 cubic feet per unit

🔋Cordless operation, no batteries needed

♻️Renewable silica gel lasts up to 10 years

93117CFA

Duties & taxes included

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Sold byAmazon SenegalDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

♻️ Stay dry, stay smart—moisture control that lasts a decade!

DUAL PACK VERSATILITY - Protect two spaces simultaneously with included twist-lock hangers—no shelf space needed.
SMART COLOR INDICATOR - Instantly know when to recharge with the intuitive orange-to-green moisture alert.
DECADE LONG PROTECTION - One purchase shields your valuables for up to 10 years—no refills, no waste.
HIGH CAPACITY COVERAGE - Each unit safeguards spaces up to 500 cubic feet—perfect for gun safes, closets, and more.
CORDLESS RECHARGEABLE - Enjoy silent, battery-free moisture control with easy plug-in renewal.

The Eva-Dry E-500 is a renewable, cordless silica gel dehumidifier designed for enclosed spaces up to 500 cubic feet. It operates silently without batteries, using a color-changing indicator to signal when to recharge via plug-in. Each unit lasts up to 10 years, offering eco-friendly, chemical-free moisture protection ideal for gun safes, closets, boats, and RVs. This 2-pack includes hangers for versatile placement and delivers long-term value with zero refill costs.

Specifications

ASIN	B09Y2B68MY
Best Sellers Rank	#41,752 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #112 in Dehumidifiers
Brand Name	Eva-Dry
Capacity	8 ounces
Color	White
Customer Reviews	4.4 4.4 out of 5 stars (677)
Dehumidification Capacity	0.18 liters_per_day
Floor Area	63 square_feet
Included Components	User Manual
Item Dimensions D x W x H	2.5"D x 8"W x 6"H
Item Highlight	Cordless, plug-in to renew \| 500 cu ft each \| Gun safes, closets, bathrooms, boats, RVs \| Reusable up to 10 years
Manufacturer	Eva-Dry
Material	Silica Gel
Model Name	E-500 High-capacity dehumidifier
Model Number	E-500
Number of Items	2
Number of Packs	2
Number of Speeds	1
Operation Mode	Intermittent
Other Special Features of the Product	Renewable Silica Gel
Recommended Uses For Product	Residential
Tank Volume	8 fluid ounces
UPC	832856000350
Unit Count	2 Count
Upper Temperature Rating	105 °F
Voltage	120 volts
Warranty Description	5 year limited manufacture warranty
Wattage	22 watts

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