Would this fit a wide mouth HydroFlask?

Yes! It fits my 32 oz wide mouth Hydroflask perfectly. :)

How do you change the battery?

Simply take off the cap and you will be able to remove the battery and replace it with a new one.

Will it work if you use a straw on your water bottle? To track your drinking

Yes as long as you move the bottle/pick it up. It works by motion.

How long will the light blink to remind you to take a sip?

Hello, the light blinks for 1 minute or until you pick up the bottle.

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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Drink Water Reminder, Smart Light for Water Bottle, Fits Most Bottles, Lights Up when Time to Drink, Hidrate Smart Water Bottle Reminder to Drink, Smart Hydration Reminder, Water Tracker - CACTUS

Product ID: 695264594

Details

Brand
Ulla
Color
Cactus
Item Weight
4.54 g
Material
Plastic
Number of settings
1

💡US Navy tech-powered smart light

🔄Universal fit for any bottle or mug

🔋6-month battery life, no charging needed

R1107

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In stock

Sold byAmazon South AfricaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

💧 Don’t be a cactus—hydrate smarter, live better!

HYDRATE LIKE A PRO - Smart sensor reminds you to drink every hour—stay energized and sharp all day.
ECO WALLET FRIENDLY - Reusable on any bottle with a 6-month battery life—ditch disposable reminders for good.
OFFICE APPROVED DESIGN - Quiet, subtle light keeps you on track without disrupting your workflow or colleagues.
PLUG PLAY SIMPLICITY - No app, no fuss—just attach Ulla to your existing bottle and get instant hydration coaching.
NAVY GRADE ATTENTION GRABBER - Blinking tech developed by the US Navy ensures you never miss your hydration cue.

Ulla is the world’s first smart hydration reminder attachment that fits any water bottle or mug. Using US Navy-developed blinking technology and smart sensors, it lights up every hour to prompt you to drink water, helping you stay hydrated without apps or replacements. With a 6-month battery life and universal fit, Ulla transforms your existing bottle into a smart hydration coach trusted by over 500,000 users worldwide.

Specifications

ASIN	B07G2C1T69
Battery Life	6 months
Battery Type	CR2032
Best Sellers Rank	#31,256 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #698 in Water Bottle Accessories
Brand Name	Ulla
Color	Cactus
Customer Reviews	4.3 4.3 out of 5 stars (2,320)
Item Weight	4.54 g
Manufacturer	ULLA
Manufacturer Part Number	ULLACACTUS
Manufacturer Warranty Description	1 year.
Material Type	Plastic
Model Number	ULLACACTUS
Number of settings	1
Smart Home Compatibility	Smart Home Compatible
Unit Count	1 Count

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Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

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Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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TrustScore 4.5 | 7,300+ reviews

Abdullah B.

Great price for an authentic product. Fast international shipping too!

3 weeks ago

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Best international shipping I've ever tried. Worth every penny!

3 days ago

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R1107

Duties & taxes included

In stock

Sold byAmazon South AfricaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to South Africa.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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Excellent communication throughout the order process. Product is perfect.

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The MOLLE sheath is of exceptional quality. Very happy with my purchase.

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